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Variables.asm
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Variables.asm
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; ===========================================================================
; RAM variables
; ===========================================================================
; RAM variables - General
phase ramaddr($FFFF0000) ; pretend we're in the RAM
RAM_start: = *
Chunk_table: ds.b $100*$80 ; chunk (128x128) definitions, $80 bytes per definition
Chunk_table_end = *
; object variables
Object_RAM: = *
Player_1: ds.b object_size ; main character in 1 player mode
Player_2: ds.b object_size ; Tails in a Sonic and Tails game
Reserved_object_3: ds.b object_size ; during a level, an object whose sole purpose is to clear the collision response list is stored here
Dynamic_object_RAM: ds.b object_size*90 ; 90 objects
Dynamic_object_RAM_end = *
ds.b object_size ; unused
Breathing_bubbles: ds.b object_size ; for the main character
Breathing_bubbles_P2: ds.b object_size ; for Tails in a Sonic and Tails game
ds.b object_size ; unused
Tails_tails: ds.b object_size ; Tails' tails
Dust: ds.b object_size ; for the main character
Dust_P2: ds.b object_size ; for Tails in a Sonic and Tails game
Shield: ds.b object_size
ds.b object_size ; unused
Invincibility_stars: ds.b object_size*4 ; 4 objects
ds.b object_size*3 ; unused
WaterWave: ds.b object_size
ds.b $34 ; unused
Object_RAM_end = *
; kosinski plus moduled buffer variables
KosPlus_decomp_buffer: ds.b $1000 ; each module in a KosPlusM archive is decompressed here and then DMAed to VRAM
; scroll variables
H_scroll_buffer: ds.l 224 ; horizontal scroll table is built up here and then DMAed to VRAM
H_scroll_table: ds.b 512 ; offsets for background scroll positions, used by ApplyDeformation
H_scroll_buffer_end = *
V_scroll_buffer: ds.l 320/16 ; vertical scroll buffer used in various levels(320 pixels for MD1, 512 pixels for MD2)
V_scroll_buffer_end = *
; table variables
Collision_response_list: ds.w $80/2 ; only objects in this list are processed by the collision response routines
Stat_table: = * ; used by Tails' AI in a Sonic and Tails game
Pos_table_P2: ds.l 64 ; recorded player xy position buffer
Pos_table: ds.l 64 ; recorded player xy position buffer
Ring_status_table: ds.w RingTable_Count ; ring status table(1 word)
Ring_status_table_end = *
Object_respawn_table: ds.b ObjectTable_Count ; object respawn table(1 byte)
Object_respawn_table_end = *
Sprite_table_buffer: ds.b 80*8
Sprite_table_buffer_end = *
Sprite_table_input: ds.w ($80/2)*8 ; sprite table input buffer
Sprite_table_input_end = *
; DMA variables
DMA_queue: ds.w $12*7 ; stores all the VDP commands necessary to initiate a DMA transfer
DMA_queue_slot: ds.w 1 ; points to the next free slot on the queue
; camera variables
Camera_RAM: = * ; various camera and scroll-related variables are stored here
H_scroll_amount: ds.w 1 ; number of pixels camera scrolled horizontally in the last frame * $100
V_scroll_amount: ds.w 1 ; number of pixels camera scrolled vertically in the last frame * $100
H_scroll_amount_P2: ds.w 1 ; number of pixels camera scrolled horizontally in the last frame * $100
V_scroll_amount_P2: ds.w 1 ; number of pixels camera scrolled vertically in the last frame * $100
Camera_target_min_X_pos: ds.w 1
Camera_target_max_X_pos: ds.w 1
Camera_target_min_Y_pos: ds.w 1
Camera_target_max_Y_pos: ds.w 1
Camera_min_X_pos: ds.w 1
Camera_max_X_pos: ds.w 1
Camera_min_Y_pos: ds.w 1
Camera_max_Y_pos: ds.w 1
Camera_stored_max_X_pos: ds.w 1
Camera_stored_min_X_pos: ds.w 1
Camera_stored_min_Y_pos: ds.w 1
Camera_stored_max_Y_pos: ds.w 1
Camera_saved_min_X_pos: ds.w 1
Camera_saved_max_X_pos: ds.w 1
Camera_saved_min_Y_pos: ds.w 1
Camera_saved_max_Y_pos: ds.w 1
H_scroll_frame_offset: ds.w 1 ; if this is non-zero with value x, horizontal scrolling will be based on the player's position x / $100 + 1 frames ago
Pos_table_index: ds.b 1
Pos_table_byte: ds.b 1
H_scroll_frame_offset_P2: ds.w 1 ; if this is non-zero with value x, horizontal scrolling will be based on the player's position x / $100 + 1 frames ago
Pos_table_index_P2: ds.b 1
Pos_table_byte_P2: ds.b 1
Distance_from_top: ds.w 1 ; the vertical scroll manager scrolls the screen until the player's distance from the top of the screen is equal to this (or between this and this + $40 when in the air). $60 by default
Distance_from_top_P2: ds.w 1
Camera_max_Y_pos_changing: ds.b 1 ; set when the maximum camera Y pos is undergoing a change
ds.b 1 ; even
Fast_V_scroll_flag: ds.b 1 ; if this is set vertical scroll when the player is on the ground and has a speed of less than $800 is capped at 24 pixels per frame instead of 6
Scroll_lock: ds.b 1 ; if this is set scrolling routines aren't called
Camera_X_diff: ds.w 1 ; difference between Camera_X_pos_copy and Camera_X_pos_BG_copy, used for background collision in SSZ and other levels
Camera_Y_diff: ds.w 1 ; difference between Camera_Y_pos_copy and Camera_Y_pos_BG_copy, used for background collision in SSZ and other levels
Camera_X_pos: ds.l 1
Camera_Y_pos: ds.l 1
Camera_X_pos_copy: ds.l 1
Camera_Y_pos_copy: ds.l 1
Camera_X_pos_rounded: ds.w 1 ; rounded down to the nearest block boundary ($10th pixel)
Camera_Y_pos_rounded: ds.w 1 ; rounded down to the nearest block boundary ($10th pixel)
Camera_X_pos_BG_copy: ds.l 1
Camera_Y_pos_BG_copy: ds.l 1
Camera_X_pos_BG_rounded: ds.w 1 ; rounded down to the nearest block boundary ($10th pixel)
Camera_Y_pos_BG_rounded: ds.w 1 ; rounded down to the nearest block boundary ($10th pixel)
Camera_X_pos_coarse: ds.w 1 ; rounded down to the nearest chunk boundary (128th pixel)
Camera_Y_pos_coarse: ds.w 1 ; rounded down to the nearest chunk boundary (128th pixel)
Camera_X_pos_coarse_back: ds.w 1 ; Camera_X_pos_coarse - $80
Camera_Y_pos_coarse_back: ds.w 1 ; Camera_Y_pos_coarse - $80
Plane_double_update_flag: ds.b 1 ; set when two block are to be updated instead of one (i.e. the camera's scrolled by more than $10 pixels)
Special_V_int_routine: ds.b 1
Camera_H_scroll_shift: ds.w 3
if ExtendedCamera
Camera_X_center: ds.w 1
endif
Screen_X_wrap_value: ds.w 1 ; set to $FFFF
Screen_Y_wrap_value: ds.w 1 ; either $7FF or $FFF
Camera_Y_pos_mask: ds.w 1 ; either $7F0 or $FF0
Layout_row_index_mask: ds.w 1 ; either $3C or $7C
Scroll_force_positions: ds.b 1 ; if this is set scrolling will be based on the two variables below rather than the player's actual position
ds.b 1 ; even
Scroll_forced_X_pos: ds.l 1 ; replace player xpos
Scroll_forced_Y_pos: ds.l 1 ; replace player ypos
Screen_shaking_flag: ds.w 1 ; flag for enabling screen shake. Negative values cause screen to shake infinitely, positive values make the screen shake for a short amount of time
Screen_shaking_offset: ds.w 1 ; vertical offset when screen_shake_flag is enabled. This is added to camera position later
Screen_shaking_last_offset: ds.w 1 ; value of Screen_shake_offset for the previous frame
Level_repeat_offset: ds.w 1 ; the number of pixels the screen was moved this frame, used to offset level objects horizontally. Used only for level repeat sections, such as AIZ airship.
Spritemask_flag: ds.b 1 ; when set, indicates that special sprites are used for sprite masking
ds.b 1 ; even
Events_fg: ds.b $18 ; various flags used by foreground events
Draw_delayed_position: ds.w 1 ; position to redraw screen from. Screen is reloaded 1 row at a time to avoid game lag
Draw_delayed_rowcount: ds.w 1 ; number of rows for screen redrawing. Screen is reloaded 1 row at a time to avoid game lag
Events_bg: ds.b $18 ; various flags used by background events
Boss_events: ds.b $10
Plane_buffer_2_addr: ds.l 1 ; the address of the second plane buffer to process, if applicable
Ring_start_addr_ROM: ds.l 1 ; address in the ring layout of the first ring whose X position is >= camera X position - 8
Ring_end_addr_ROM: ds.l 1 ; address in the ring layout of the first ring whose X position is >= camera X position + 328
Ring_start_addr_RAM: ds.w 1 ; address in the ring status table of the first ring whose X position is >= camera X position - 8
Ring_consumption_table: = * ; stores the addresses of all rings currently being consumed
Ring_consumption_count: ds.w 1 ; the number of rings being consumed currently
Ring_consumption_list: ds.w $3F ; the remaining part of the ring consumption table
Ring_consumption_table_end = *
Camera_RAM_end = *
; plane variables
Plane_buffer: ds.w $240 ; used by level drawing routines
Plane_buffer_end
; sound variables
v_snddriver_ram: ds.b $400 ; start of RAM for the sound driver data
; misc variables
Game_mode: ds.b 1
V_int_routine: ds.b 1
Ctrl_1_logical: = *
Ctrl_1_held_logical: ds.b 1
Ctrl_1_pressed_logical: ds.b 1
Ctrl_1: = *
Ctrl_1_held: ds.b 1
Ctrl_1_pressed: ds.b 1
Ctrl_2: = *
Ctrl_2_held: ds.b 1
Ctrl_2_pressed: ds.b 1
Ctrl_2_logical: = * ; both held and pressed
Ctrl_2_held_logical: ds.b 1
Ctrl_2_pressed_logical: ds.b 1
VDP_reg_1_command: ds.w 1 ; AND the lower byte by $BF and write to VDP control port to disable display, OR by $40 to enable
Demo_timer: ds.w 1 ; the time left for a demo to start/run
V_scroll_value: = * ; both foreground and background
V_scroll_value_FG: ds.w 1
V_scroll_value_BG: ds.w 1
H_scroll_value: = *
H_scroll_value_FG: ds.w 1
H_scroll_value_BG: ds.w 1
H_int_counter_command: ds.b 1 ; contains a command to write to VDP register $0A (line interrupt counter)
H_int_counter: ds.b 1 ; just the counter part of the command
RNG_seed: ds.l 1 ; used by the random number generator
Palette_fade_info: = * ; both index and count (word)
Palette_fade_index: ds.b 1 ; colour to start fading from
Palette_fade_count: ds.b 1 ; the number of colours to fade
; lag variables
Lag_frame_count: ds.w 1 ; more specifically, the number of times V-int routine 0 has run. Reset at the end of a normal frame
H_int_flag: ds.b 1 ; unless this is set H-int will return immediately
Do_Updates_in_H_int: ds.b 1 ; if this is set Do_Updates will be called from H-int instead of V-int
WindTunnel_holding_flag: ds.b 1
WindTunnel_flag: ds.b 1
WindTunnel_flag_P2: ds.b 1
Disable_death_plane: ds.b 1 ; if set, going below the screen wont kill the player
Ctrl_1_locked: ds.b 1
Ctrl_2_locked: ds.b 1
Level_frame_counter: ds.w 1 ; the number of frames which have elapsed since the level started
Level_started_flag: ds.b 1
Game_paused: ds.b 1
Restart_level_flag: ds.b 1
Sprites_drawn: ds.b 1 ; used to ensure the sprite limit isn't exceeded
Max_speed: ds.w 1
Acceleration: ds.w 1
Deceleration: ds.w 1
Max_speed_P2: ds.w 1
Acceleration_P2: ds.w 1
Deceleration_P2: ds.w 1
Object_load_addr_front: ds.l 1 ; the address inside the object placement data of the first object whose X pos is >= Camera_X_pos_coarse + $280
Object_load_addr_back: ds.l 1 ; the address inside the object placement data of the first object whose X pos is >= Camera_X_pos_coarse - $80
Object_respawn_index_front: ds.w 1 ; the object respawn table index for the object at Obj_load_addr_front
Object_respawn_index_back: ds.w 1 ; the object respawn table index for the object at Obj_load_addr_back
Collision_addr: ds.l 1 ; points to the primary or secondary collision data as appropriate
Primary_collision_addr: ds.l 1
Secondary_collision_addr: ds.l 1
Player_prev_frame: ds.b 1
Player_prev_frame_P2: ds.b 1 ; used by DPLC routines to detect whether a DMA transfer is required
Player_prev_frame_P2_tail: ds.b 1 ; used by DPLC routines to detect whether a DMA transfer is required
Reverse_gravity_flag: ds.b 1
Primary_Angle: ds.b 1
Primary_Angle_save: ds.b 1 ; used in FindFloor/FindWall
Secondary_Angle: ds.b 1
Secondary_Angle_save: ds.b 1 ; used in FindFloor/FindWall
Deform_lock: ds.b 1
Boss_flag: ds.b 1 ; set if a boss fight is going on
Level_results_flag: ds.b 1
End_of_level_flag: ds.b 1
Special_events_addr: ds.l 1 ; jump for special events
NoBackground_event_flag: ds.b 1
Screen_event_routine: ds.b 1
Screen_event_flag: ds.b 1
Background_event_routine: ds.b 1
Background_event_flag: ds.b 1
Background_collision_flag: ds.b 1 ; if set, background collision is enabled
Debug_placement_mode: = * ; both routine and type (word)
Debug_placement_routine: ds.b 1
Debug_placement_type: ds.b 1 ; 0 = normal gameplay, 1 = normal object placement, 2 = frame cycling
Debug_camera_delay: ds.b 1
Debug_camera_speed: ds.b 1
Debug_object: ds.b 1 ; the current position in the debug mode object list
Last_act_end_flag: ds.b 1
Slotted_object_bits: ds.b 8 ; index of slot array to use
Signpost_addr: ds.w 1
Render_sprite_last_RAM: ds.l 1
_unkFAAC: ds.b 1
ds.b 1 ; even
Palette_cycle_counters: ds.b $10
Pal_fade_delay: ds.w 1
Pal_fade_delay2: ds.w 1
Hyper_Sonic_flash_timer: ds.b 1
Negative_flash_timer: ds.b 1
ds.b 1 ; even
Palette_rotation_disable: ds.b 1
Palette_rotation_custom: ds.l 1
Palette_rotation_data: ds.w 9
Chain_bonus_counter: ds.w 1
Time_bonus_countdown: ds.w 1 ; used on the results screen
Ring_bonus_countdown: ds.w 1 ; used on the results screen
Total_bonus_countup: ds.w 1
Tails_CPU_interact: ds.w 1 ; RAM address of the last object Tails stood on while controlled by AI
Tails_CPU_idle_timer: ds.w 1 ; counts down while controller 2 is idle, when it reaches 0 the AI takes over
Tails_CPU_flight_timer: ds.w 1 ; counts up while Tails is respawning, when it reaches 300 he drops into the level
ds.w 1 ; unused
Tails_CPU_routine: ds.w 1 ; Tails' current AI routine in a Sonic and Tails game
Tails_CPU_target_X: ds.w 1 ; Tails' target x-position
Tails_CPU_target_Y: ds.w 1 ; Tails' target y-position
Tails_CPU_auto_fly_timer: ds.b 1 ; counts up until AI Tails automatically flies up to maintain altitude, while grabbing Sonic in Marble Garden Act 2's boss
Tails_CPU_auto_jump_flag: ds.b 1 ; set to #1 when AI Tails needs to jump of his own accord, regardless of whether Sonic jumped or not
Flying_carrying_Sonic_flag: ds.b 1 ; set when Tails carries Sonic in a Sonic and Tails game
Flying_picking_Sonic_timer: ds.b 1 ; until this is 0 Tails can't pick Sonic up
_unkF744: ds.w 1
_unkF74A: ds.b 1
_unkF74B: ds.b 1
_unkF74C: ds.w 1
Tails_CPU_star_post_flag: ds.b 1 ; copy of Last_star_post_hit, sets Tails' starting behavior in a Sonic and Tails game
ds.b 1 ; even
Gliding_collision_flags: ds.b 1
Disable_wall_grab: ds.b 1 ; if set, disables Knuckles wall grab
Lag_frame_count_end = *
; water variables
Water_level: ds.w 1 ; keeps fluctuating
Mean_water_level: ds.w 1 ; the steady central value of the water level
Target_water_level: ds.w 1
Water_speed: ds.b 1 ; this is added to or subtracted from Mean_water_level every frame till it reaches Target_water_level
Water_entered_counter: ds.b 1 ; incremented when entering and exiting water, read by the the floating AIZ spike log, cleared on level initialisation and dynamic events of certain levels
Water_full_screen_flag: ds.b 1 ; set if water covers the entire screen (i.e. the underwater pallete should be DMAed during V-int rather than the normal palette)
Water_flag: ds.b 1
; program pointers variables
Block_table_addr_ROM: ds.l 1 ; block table pointer(Block (16x16) definitions, 8 bytes per definition)
Level_chunk_addr_ROM: ds.l 1 ; chunk pointer
Level_layout_addr_ROM: ds.l 1 ; level layout pointer
Level_layout_addr2_ROM: ds.l 1 ; level layout pointer 2 (+8)
Rings_manager_addr_RAM: ds.l 1 ; jump for the ring loading manager
Object_index_addr: ds.l 1 ; points to either the object index for levels
Object_load_addr_RAM: ds.l 1 ; jump for the object loading manager
; level pointers variables
Level_data_addr_RAM: = *
.AnPal ds.l 1
.Resize ds.l 1
.WaterResize ds.l 1
.AfterBoss ds.l 1
.ScreenInit ds.l 1
.BackgroundInit ds.l 1
.ScreenEvent ds.l 1
.BackgroundEvent ds.l 1
.AnimateTilesInit ds.l 1
.AnimateTiles ds.l 1
.AniPLC ds.l 1
.Palette = *
.8x8data1 ds.l 1
.8x8data2 ds.l 1
.WaterPalette = *
.16x16ram ds.l 1
.16x16data1 ds.l 1
.16x16data2 ds.l 1
.Music = *
.128x128ram ds.l 1
.128x128data1 ds.l 1
.128x128data2 ds.l 1
.Solid ds.l 1
.Layout ds.l 1
.Sprites ds.l 1
.Rings ds.l 1
.PLC1 ds.l 1
.PLC2 ds.l 1
.PLCAnimals ds.l 1
.xstart ds.w 1
.xend ds.w 1
.ystart ds.w 1
.yend ds.w 1
.WaterHeight ds.w 1
.WaterSpal ds.b 1
.WaterKpal ds.b 1
.Location ds.l 1
.Debug ds.l 1
Level_data_addr_RAM_end = *
; kosinski plus variables
KosPlus_decomp_queue_count: ds.w 1 ; the number of pieces of data on the queue. Sign bit set indicates a decompression is in progress
KosPlus_decomp_stored_registers: ds.w 12 ; allows decompression to be spread over multiple frames
KosPlus_decomp_stored_SR: ds.w 1
KosPlus_decomp_bookmark: ds.l 1 ; the address within the Kosinski Plus queue processor at which processing is to be resumed
KosPlus_decomp_queue: ds.l 2*4 ; 2 longwords per entry, first is source location and second is decompression location
KosPlus_decomp_source: = KosPlus_decomp_queue ; the compressed data location for the first entry in the queue
KosPlus_decomp_destination: = KosPlus_decomp_queue+4 ; the decompression location for the first entry in the queue
KosPlus_decomp_queue_end = *
KosPlus_modules_left: ds.w 1 ; the number of modules left to decompresses. Sign bit set indicates a module is being decompressed/has been decompressed
KosPlus_last_module_size: ds.w 1 ; the uncompressed size of the last module in words. All other modules are $800 words
KosPlus_module_queue: ds.b 6*PLCKosPlusM_Count ; 6 bytes per entry, first longword is source location and next word is VRAM destination
KosPlus_module_source: = KosPlus_module_queue ; the compressed data location for the first module in the queue
KosPlus_module_destination: = KosPlus_module_queue+4 ; the VRAM destination for the first module in the queue
KosPlus_module_queue_end = *
; palette variables
Target_water_palette: = * ; used by palette fading routines
Target_water_palette_line_1: ds.b palette_line_size
Target_water_palette_line_2: ds.b palette_line_size
Target_water_palette_line_3: ds.b palette_line_size
Target_water_palette_line_4: ds.b palette_line_size
Water_palette: = * ; this is what actually gets displayed
Water_palette_line_1: ds.b palette_line_size
Water_palette_line_2: ds.b palette_line_size
Water_palette_line_3: ds.b palette_line_size
Water_palette_line_4: ds.b palette_line_size
Normal_palette: = * ; this is what actually gets displayed
Normal_palette_line_1: ds.b palette_line_size
Normal_palette_line_2: ds.b palette_line_size
Normal_palette_line_3: ds.b palette_line_size
Normal_palette_line_4: ds.b palette_line_size
Target_palette: = * ; used by palette fading routines
Target_palette_line_1: ds.b palette_line_size
Target_palette_line_2: ds.b palette_line_size
Target_palette_line_3: ds.b palette_line_size
Target_palette_line_4: ds.b palette_line_size
; oscillating variables
Oscillating_variables: = *
Oscillating_Numbers: = *
Oscillation_Control: ds.w 1
Oscillating_Data: ds.b $40
Anim_Counters: ds.b $10 ; each word stores data on animated level art, including duration and current frame
Level_trigger_array: ds.b $10 ; used by buttons, etc
Level_trigger_array_end = *
Rings_frame_timer: ds.b 1
Rings_frame: ds.b 1
Ring_spill_anim_counter: ds.b 1
Ring_spill_anim_frame: ds.b 1
Ring_spill_anim_accum: ds.b 1
ds.b 1 ; even
Oscillating_variables_end = *
; stack variables
Stack_contents ds.b $100 ; ~$100 bytes ; this is the top of the stack, it grows downwards
System_stack: = *
; start
CrossResetRAM: = * ; RAM in this region will not be cleared after a soft reset
; main variables
V_int_run_count: ds.l 1 ; the number of times V-int has run
Current_zone_and_act: = *
Current_zone: ds.b 1
Current_act: ds.b 1
Apparent_zone_and_act: = *
Apparent_zone: ds.b 1
Apparent_act: ds.b 1
Player_mode: ds.w 1 ; 0 = Sonic and Tails, 1 = Sonic alone, 2 = Tails alone, 3 = Knuckles alone
Player_option: ds.w 1
Life_count: ds.b 1
Continue_count: ds.b 1
Next_extra_life_score: ds.l 1
Debug_saved_mappings: ds.l 1 ; player 1 mappings before entering debug mode
Debug_saved_priority: ds.w 1 ; player 1 priority before entering debug mode
Debug_saved_art_tile: ds.w 1 ; player 1 art_tile before entering debug mode
ds.b 1 ; even
Last_star_post_hit: ds.b 1
Current_music: ds.w 1
Palette_fade_timer: ds.w 1 ; the palette gets faded in until this timer expires
SegaCD_Mode: ds.b 1
Respawn_table_keep: ds.b 1 ; if set, respawn table is not reset during level load
Graphics_flags: ds.b 1 ; bit 7 set = English system, bit 6 set = PAL system
Debug_mode_flag: ds.b 1
; HUD data variables
Time_over_flag: ds.b 1
Extra_life_flags: ds.b 1
Update_HUD_life_count: ds.b 1
Update_HUD_ring_count: ds.b 1
Update_HUD_timer: ds.b 1
Update_HUD_score: ds.b 1
Ring_count: ds.w 1
Timer: ds.b 1
Timer_minute: ds.b 1
Timer_second: ds.b 1
Timer_centisecond: = *
Timer_frame: ds.b 1 ; the second gets incremented when this reaches 60
Score: ds.l 1
; HUD draw variables
HUD_RAM: = *
.xpos: ds.w 1
.ypos: ds.w 1
.status: ds.b 1
ds.b 1 ; even
; level results variables
DecimalScoreRAM: ds.l 1
DecimalScoreRAM2: ds.l 1
; the following variables are all saved when hitting a star post
Saved_zone_and_act: ds.w 1
Saved_apparent_zone_and_act: ds.w 1
Saved_X_pos: ds.w 1
Saved_Y_pos: ds.w 1
Saved_ring_count: ds.w 1
Saved_timer: ds.l 1
Saved_art_tile: ds.w 1
Saved_solid_bits: ds.w 1 ; copy of Player 1's top_solid_bit and lrb_solid_bit
Saved_camera_X_pos: ds.w 1
Saved_camera_Y_pos: ds.w 1
Saved_mean_water_level: ds.w 1
Saved_water_full_screen_flag: ds.b 1
Saved_extra_life_flags: ds.b 1
Saved_camera_max_Y_pos: ds.w 1
Saved_dynamic_resize: ds.l 1
Saved_waterdynamic_resize: ds.l 1
Saved_status_secondary: ds.b 1
Saved_last_star_post_hit: ds.b 1
; end
CrossResetRAM_end: = *
RAM_end: = *
; system variables
Checksum_string: ds.l 1 ; set to 'INIT' once the checksum routine has run
V_int_jump: ds.w 1 ; contains an instruction to jump to the V-int handler
V_int_addr: ds.l 1
H_int_jump: ds.w 1 ; contains an instruction to jump to the H-int handler
H_int_addr: ds.l 1
if * > 0 ; don't declare more space than the RAM can contain!
fatal "The RAM variable declarations are too large by $\{*} bytes."
endif
if MOMPASS=1
message "The current RAM available $\{0-*} bytes."
endif
dephase ; stop pretending
!org 0 ; reset the program counter